/Engine/Source/Runtime/Core/Public/Math/Vector2D.h
Gets a normalized copy of the vector, checking it is safe to do so based on the length. Returns zero vector if vector length is too small to safely normalize.
A normalized copy of the vector if safe, (0,0) otherwise.
[TVector2](API\Runtime\Core\Math\TVector2)< T > GetSafeNormal ( T Tolerance ) const